Exposure
ID
GRAVI.2023-07-23T03:44:06.940_1
Header ID
GRAVI.2023-07-23T03:44:06.940
Date updated
2023-07-23 04:00:25 UTC+0000
Release date
2024-07-23 04:00:24 UTC+0000
UTC Start
2023-07-23 03:44:06.940
UTC End
2023-07-23 03:50:06.940
MJD Start
60148.15563588
MJD End
60148.15980254667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.003116
Ambient temperature (°C)
16.38
Seeing (arcsec)
0.64
Observation
ID
56385
Category
science
Program ID
111.24JN.001
Program Title
ELUCIDATING THE EVOLUTIONARY CONNECTIONS BETWEEN NITROGEN- AND CARBON-RICH WOLF-RAYET STARS
Program Type
Normal
PI / COI
SANA/ SHENAR/ BODENSTEINER/ BORDIER/ DSILVA/ FROST/ LANGER/ LE BOUQUIN/ MAHY/ MÉRAND/ PATRICK/ REGGIANI/ TRAMPER/ VILLASEÑOR
Target
ID
41782
Name
WR_110
RA
271.984982
DEC
-19.39914
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.8870 87.3880 121.5000 122.2000
A0-J2 125.7530 124.9440 97.6000 98.2000
A0-K0 125.6810 125.0330 75.4360 75.8850
G1-J2 57.6520 57.4540 59.5000 59.9000
G1-K0 90.4480 90.4060 31.0670 31.5470
J2-K0 48.3210 48.3120 356.4310 357.1310
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24JN.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60148.15563588
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME WR_110
HIERARCH ESO INS SOBJ NAME WR_110
RA 271.984982
DEC -19.39914
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 87.887
HIERARCH ESO ISS PBL12 END 87.388
HIERARCH ESO ISS PBLA12 START 121.5
HIERARCH ESO ISS PBLA12 END 122.2
HIERARCH ESO ISS PBL13 START 125.753
HIERARCH ESO ISS PBL13 END 124.944
HIERARCH ESO ISS PBLA13 START 97.6
HIERARCH ESO ISS PBLA13 END 98.2
HIERARCH ESO ISS PBL14 START 125.681
HIERARCH ESO ISS PBL14 END 125.033
HIERARCH ESO ISS PBLA14 START 75.436
HIERARCH ESO ISS PBLA14 END 75.885
HIERARCH ESO ISS PBL23 START 57.652
HIERARCH ESO ISS PBL23 END 57.454
HIERARCH ESO ISS PBLA23 START 59.5
HIERARCH ESO ISS PBLA23 END 59.9
HIERARCH ESO ISS PBL24 START 90.448
HIERARCH ESO ISS PBL24 END 90.406
HIERARCH ESO ISS PBLA24 START 31.067
HIERARCH ESO ISS PBLA24 END 31.547
HIERARCH ESO ISS PBL34 START 48.321
HIERARCH ESO ISS PBL34 END 48.312
HIERARCH ESO ISS PBLA34 START 356.431
HIERARCH ESO ISS PBLA34 END 357.131
HIERARCH ESO ISS AMBI TAU0 START 0.002889
HIERARCH ESO ISS AMBI TAU0 END 0.003343
HIERARCH ESO ISS AMBI TEMP 16.38
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.63